local tbItem = Item:GetClass("ArborItemNpc")
function tbItem:OnUse(it)
  if not Activity:__IsActInProcessByType("ArborDayCure") then
    me.CenterMsg("活动已经结束", true)
    return
  end
  local nNpcTID = KItem.GetItemExtParam(it.dwTemplateId, 1)
  if not nNpcTID then
    me.CenterMsg("未知道具", true)
    return
  end
  Activity:OnPlayerEvent(me, "Act_UseArborItemNpc", it.dwTemplateId, nNpcTID)
end
